Arch Capital Reports Mixed Q2 2026: Underwriting Slips but Share Buybacks Surge — Arch Capital Group Ltd.

Event summary

Arch Capital's Q2 2026 net income fell 13% YoY to $1.047B ($3.00 per share) amid higher catastrophe losses.
Underwriting income dropped 19.7% YoY, with combined ratio worsening by 2.3 points to 83.5%.
$1.2B in share repurchases completed, boosting book value per share by 2.8% QoQ.
Reinsurance segment saw a 9.1% decline in underwriting income, while mortgage segment's combined ratio rose 7.6 points to 22.8%.
$2B senior notes offering completed, with proceeds earmarked for debt repayment and general corporate purposes.

The big picture

Arch Capital's Q2 results reflect broader industry challenges in underwriting profitability, particularly from natural catastrophes. The company's aggressive share buyback program underscores its confidence in long-term capital returns, though investors will scrutinize whether this strategy can offset segment-specific pressures. With $28.3B in capital as of June 2026, Arch remains a significant player in specialty insurance and reinsurance markets.

What we're watching

Underwriting Discipline: Whether Arch can stabilize underwriting performance amid rising catastrophe losses and competitive pressures.
Capital Allocation: The pace at which share buybacks continue as part of Arch's capital management strategy.
Segment Dynamics: How the reinsurance segment adapts to premium declines and the mortgage segment manages higher loss ratios.